| details |
Artinskian |
Tatarian |
India(West Bengal) |
Srivastava,S.C. et al. Permian palynofossils from the eastern Himalaya and their genetic relationship. (In: Concepts, limits and extension of the Indian Gondwana. B.S.Venkatachala and H.K.Maheshwari, editors) |
1988 |
| details |
Artinskian |
|
India(Sikkim) |
Srivastava,S.C. et al. Permian palynofossils from the eastern Himalaya and their genetic relationship. (In: Concepts, limits and extension of the Indian Gondwana. B.S.Venkatachala and H.K.Maheshwari, editors) |
1988 |
| details |
Early Permian |
|
India(Madhya Pradesh) |
Misra,B.K. et al. The Lower Permian coal seams from Singrauli Coal Field, (M.P.), India; Petrochemical nature, rank, age and sedimentation. |
1990 |
| details |
Kungurian |
Kazanian |
Paraguay |
Muff,R. et al. Palynological investigations and biostratigraphic correlations Permian sedimentary rocks from eastern Paraguay |
1999 |